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Finding the Fourth Proportional to 12,523.32, 17,282.19 and 6,934.32

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Solution

The fourth proportional to 12,523.32, 17,282.19 and 6,934.32 is: 9,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,523.32 : 17,282.19 = 6,934.32 : x
  2. Step 2: Convert to fraction form
    12,523.32/17,282.19 = 6,934.32/x
  3. Step 3: Cross multiply
    12,523.32x = 17,282.19 × 6,934.32
  4. Step 4: Simplify right side
    12,523.32x = 119,840,235.76
  5. Step 5: Solve for x
    x = 119,840,235.76/12,523.32
  6. Step 6: Final answer
    x = 9,569.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.